.app-container {
  padding: 20px;
  max-width: 800px;
  margin: 0 auto;
}

.chat-container {
  display: flex;
  flex-direction: column;
  height: 70vh;
}

.message-list {
  flex: 1;
  overflow-y: auto;
  border: 1px solid #f0f0f0;
  padding: 10px;
  margin-bottom: 16px;
  border-radius: 4px;
}

.input-area {
  display: flex;
  gap: 8px;
}

.input-area .ant-input {
  flex: 1;
}